Container closure



FIG. 1 is a top perspective view of a container closure, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a cross-sectional view thereof, taken on line 3--3 of FIG. 2;

FIG. 4 is a bottom perspective view thereof; and

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a container closure, as shown. 